Can you give any adaptive significance for left or right dominance in thumb or arm crossing?

Arm crossing is an adaptive significance which means the person is in a closed posture or he is dominant in the surroundings. This gives the person an adaptive tendency to stop thinking and hearing what people says especially when he is not comfortable with the topic.

[ answer ]

foliated

[ explanation ]

foliation forms in a rock when pressure squeezes the rock together. the rock then has a design of many different color little lines. there are three types of foliated rock. the types are slate, schist, and gneiss. each type of foliated rock is different based on grain size and foliation characteristics. the lines appear when the rock has been under pressure.

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